CN105516455A

CN105516455A - User equipment, wireless communication method, network node, and access terminal

Info

Publication number: CN105516455A
Application number: CN201510827714.4A
Authority: CN
Inventors: 车晓东; 王朝; 何利鹏; 申世安
Original assignee: Nubia Technology Co Ltd
Current assignee: Nubia Technology Co Ltd
Priority date: 2015-09-30
Filing date: 2015-11-24
Publication date: 2016-04-20
Also published as: CN105681567A; CN106559086B; CN106559086A; CN105681567B; CN105656500A; CN105653486B; CN105681568A; CN105656500B; CN105763723B; CN105681568B; CN105653486A; US20180278289A1; CN105763723A; US10298287B2; WO2017054657A1

Abstract

The invention discloses user equipment, a wireless communication method, a network node, and an access terminal. The user equipment is composed of a first data card, a second data card, a first processing chip, a first logic switch, a second logic switch and a second processing chip. When the first data card or the second data card is connected with the first processing chip, the first processing chip is used for establishing a data service link with a 4G network to carry out data service transmission; and when the first data card or the second data card is connected with the second processing chip, the second processing chip is used for establishing a data service link with a 4G network to carry out data service transmission. According to the invention, the dual-4G support can be realized; and the user experience is improved.

Description

A kind of subscriber equipment, wireless communications method, network node and access terminal

Technical field

The present invention relates to wireless communication field, more particularly, relate to a kind of subscriber equipment, wireless communications method, network node and access terminal.

Background technology

Along with the development of mobile communication technology, advanced cellular network (such as, based on the network of LTE standard (Long Term Evolution, the standard that some " 4G " networks use)) is just disposed in the whole world.Owing to introducing OFDM (OrthogonalFrequencyDivisionMultiplexing, OFDM) and MIMO (Multi-Input & Multi-Output, multiple-input and multiple-output) etc. key technology, utilize 4G relevant criterion can significantly increase spectrum efficiency and message transmission rate.

On the other hand, while raising network rate and frequency range utilance, multimode terminal (has the terminal of two subscriber identification modules, such as, double card bilateral terminal) appearance, make user realizing speech business standby while, can data service link be set up.

But existing multimode terminal can only realize one of them subscriber identification module (SIM) and use 4G (such as, LTE) network and data service thereof, and another only can use 3G/2G business with identification module.

Therefore, existing terminal can not support that two subscriber identification modules all use 4G network simultaneously, have impact on Consumer's Experience.

Prior art existing defects, needs to improve.

Summary of the invention

The technical problem to be solved in the present invention is, the above-mentioned terminal for prior art can not support that two subscriber identification modules all use the defect of 4G network, provides a kind of subscriber equipment, wireless communications method, network node and accesses terminal.

The technical solution adopted for the present invention to solve the technical problems is:

First aspect, provides a kind of subscriber equipment, comprises the first data card and the second data card, also comprises:

First process chip, for providing user interactions interface, and receives the operational order of user, and exports the first control command and the second control command according to the operational order of user;

First logic switch, for according to described first control command, the connecting path of the first data card described in conducting and described first process chip or described second process chip;

Second logic switch, for according to described second control command, the connecting path of the second data card described in conducting and described first process chip or described second process chip;

When described first data card or the second data card are connected with described first process chip, described first process chip also for setting up the data service link with 4G network, to carry out data traffic transmission;

Also comprise: the second process chip, when described first data card or the second data card are connected with described second process chip, described second process chip for setting up the data service link with 4G network, to carry out data traffic transmission.

In one embodiment, described subscriber equipment also comprises:

First radio frequency, is connected with described first process chip, and described first process chip sets up the data service link with 4G network by described first radio frequency;

Second radio frequency, is connected with described second process chip, and described second process chip sets up the data service link with 4G network by described second radio frequency.

In one embodiment, described first process chip comprises application program processing module and the first protocol stack;

Described application program processing module is used for providing user interactions interface, and receives the operational order of user, and exports the first control command and the second control command according to the operational order of user;

Described first protocol stack is used for setting up the data service link with 4G network by described first radio frequency.

In one embodiment, described second process chip comprises second protocol stack;

Described second protocol stack is used for setting up the data service link with 4G network by described second radio frequency.

In one embodiment, when described first data card or the second data card are connected with described first process chip, described first process chip also connects for setting up call by described 4G network, to carry out voice transfer.

In one embodiment, described first data card is connected with described first process chip and carries out data traffic transmission, and described second data card is connected with described second process chip and carries out data traffic transmission.

In one embodiment, described first data card is connected with described first process chip and carries out voice transfer, and described second data card is connected with described second process chip and carries out data traffic transmission.

In one embodiment, described first data card is connected with described second process chip and carries out data traffic transmission, and described second data card is connected with described first process chip and carries out voice transfer.

In one embodiment, described first data card is connected with described second process chip and carries out data traffic transmission, and described second data card is connected with described first process chip and carries out data traffic transmission.

In one embodiment, described first data card is connected when carrying out data traffic transmission with described second process chip, and described first data card is also connected with described first process chip and carries out voice transfer.

In one embodiment, described second data card is connected when carrying out data traffic transmission with described second process chip, and described second data card is also connected with described first process chip and carries out voice transfer.

In one embodiment, described first data card is connected when carrying out data traffic transmission and speech business with described first process chip, and described second data card is also connected with described second process chip and carries out data traffic transmission.

In one embodiment, described second data card is connected when carrying out data traffic transmission and speech business with described first process chip, and described first data card is also connected with described second process chip and carries out data traffic transmission.

In one embodiment, described first process chip is also for sending information to carry out the confirmation in place of data card with prefixed time interval to the first data card or the second data card;

If when carrying out confirmation in place to described first data card, described first data card is not connected with described first process chip, then described first process chip is also for sending the first control command to control the connecting path of the first data card and described first process chip described in described first logic switch conducting;

If when carrying out confirmation in place to described second data card, described second data card is not connected with described first process chip, then described first process chip is also for sending the second control command to control the connecting path of the second data card and described first process chip described in described second logic switch conducting.

In one embodiment, described second process chip is also for sending information to carry out the confirmation in place of data card with prefixed time interval to the first data card or the second data card;

If when carrying out confirmation in place to described first data card, described first data card is not connected with described second process chip, then described first process chip is also for sending the first control command to control the connecting path of the first data card and described second process chip described in described first logic switch conducting;

If when carrying out confirmation in place to described second data card, described second data card is not connected with described second process chip, then described first process chip is also for sending the second control command to control the connecting path of the second data card and described second process chip described in described second logic switch conducting.

In one embodiment, described subscriber equipment also comprises:

Microphone, for gathering voice signal;

Codec, carries out analog-to-digital conversion for the voice signal collected microphone;

Described first process chip also comprises:

Digital signal processing chip, carries out audio frequency process for the signal after described codec analog-to-digital conversion and is transferred to described first protocol stack;

Described first radio frequency is used for the signal after described first protocol stack process to be sent to described 4G network.

In one embodiment, described first radio frequency also for receiving the voice signal from described 4G network, and is transferred to described first protocol stack;

Described digital signal processing chip is used for the signal after the first protocol stack process being carried out audio frequency process and being transferred to described codec;

Described codec is used for carrying out analog-to-digital conversion to the signal from described digital signal processing chip;

Described subscriber equipment also comprises:

Receiver, for exporting the voice signal after described codec handling.

Second aspect, provides a kind of subscriber equipment, comprises the first data card and the second data card, also comprises:

First communication module;

Second communication module;

Handover module; With

Control module, for the operational order according to user, exports the first control command and the second control command;

Described control module also for according to described first control command, controls described handover module, and described first data card or described second data card are connected with described first communication module;

Described first communication module is connected with the data service of 4G network for setting up, to carry out data traffic transmission;

Described control module also for according to described second control command, controls described handover module, and described first data card or described second data card are connected with described second communication module;

Described second communication module is connected with the data service of 4G network for setting up, to carry out data traffic transmission.

In one embodiment, described subscriber equipment also comprises:

Application program processing module, for providing user interactions interface, and is transferred to described control module by the operational order of user.

In one embodiment, described first communication module comprises: the first protocol stack, the first radio frequency;

Described first protocol stack is LTE protocol stack.

In one embodiment, described first communication module also connects for setting up call by described 4G network, to carry out voice transfer.

In one embodiment, described subscriber equipment also comprises:

Microphone, for gathering voice signal;

Described first communication module also comprises:

Described subscriber equipment also comprises:

Receiver, for exporting the voice signal after described codec handling.

In one embodiment, described second communication module comprises second protocol stack and the second radio frequency;

Described second protocol stack is LTE protocol stack.

The third aspect, provides a kind of wireless communications method, comprises the following steps:

Receive the operational order of user, and export the first control command and the second control command according to the operational order of user;

According to described first control command, the connecting path of conducting first data card and the first process chip or the second process chip;

According to described second control command, the connecting path of conducting second data card and the first process chip or the second process chip;

When described first data card or the second data card are connected with described first process chip, described first process chip sets up the data service link with 4G network, to carry out data traffic transmission;

When described first data card or the second data card are connected with described second process chip, described second process chip sets up the data service link with 4G network, to carry out data traffic transmission.

In one embodiment, described method also comprises:

When described first data card or the second data card are connected with described first process chip, described first process chip is set up call by described 4G network and is connected, to carry out voice transfer.

Fourth aspect, provides a kind of network node, comprises the first data card and the second data card, also comprises:

In one embodiment, when described first data card or the second data card are connected with described first process chip, described first process chip is set up call by described 4G network and is connected, to carry out voice transfer.

5th aspect, provides one to access terminal, and comprises the first data card and the second data card, also comprises:

First process chip, for providing user interactions interface, and receives the operational order of user, and exports control command according to the operational order of user;

Logic switch, for according to described control command, the connecting path of the second data card described in conducting and described first process chip or described second process chip;

Described first data card is connected with described first process chip, described first process chip for setting up the data service link with 4G network, to carry out data traffic transmission;

When described second data card is connected with described first process chip, described first process chip also for setting up the data service link with 4G network, to carry out data traffic transmission;

Also comprise: the second process chip, when described second data card is connected with described second process chip, described second process chip for setting up the data service link with 4G network, to carry out data traffic transmission.

In one embodiment, described second process chip is also for sending empty data to carry out confirmation in place to described second data card with prefixed time interval to described second data card;

If when described second process chip carries out confirmation in place, described second data card is connected with described first process chip, then described first process chip is also for exporting control command to control the connecting path of the second data card and described second process chip described in described logic switch conducting, to ensure successfully to carry out described confirmation in place in one embodiment, described prefixed time interval is 28 seconds.

6th aspect, provides one to access terminal, and comprises the first data card and the second data card, also comprises:

Described first data card is connected with described first process chip, described first process chip for setting up the data service link with LTE network, to carry out data traffic transmission;

When described second data card is connected with described first process chip, described first process chip also for setting up the data service link with LTE network, to carry out data traffic transmission;

Also comprise: the second process chip, when described second data card is connected with described second process chip, described second process chip for setting up the data service link with LTE network, to carry out data traffic transmission.

In one embodiment, when described first data card or the second data card are connected with described first process chip, described first process chip also connects for setting up call by described LTE network, to carry out voice transfer.

Implement subscriber equipment of the present invention, wireless communications method, network node and access terminal, there is following beneficial effect: can realize supporting two 4G, promote Consumer's Experience; Can support that two 4G carries out data traffic transmission, when supporting a card 4G transmission, another card carries out CS voice, or when a card carries out 4G transmission and voice, another card also can carry out 4G transmission etc., the message transmission rate improved greatly and Consumer's Experience; And switched by control data card, the CS speech business of the first data card and the second data card is all undertaken by the first process chip, only need a codec, a digital signal processing chip, do not need to carry out interactive voice logic between two process chip, do not need between two process chip, to carry out data (voice) transmission, save hardware and software cost.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:

Fig. 1 is the schematic diagram of LTE network framework;

Fig. 2 is the structural representation of the subscriber equipment of first embodiment of the invention;

Fig. 3 is the example schematic diagram for the radio protocol architecture of user face and chain of command in LTE;

Fig. 4 is the transfer of data flow process schematic diagram of the subscriber equipment of the embodiment of the present invention;

Fig. 5 is the voice transfer schematic flow sheet of the subscriber equipment of the embodiment of the present invention;

Fig. 6 is the electrical block diagram of one embodiment of the invention;

Fig. 7 is the structural representation of the subscriber equipment of second embodiment of the invention and the 3rd embodiment;

Fig. 8 is the structural representation of the subscriber equipment of fourth embodiment of the invention;

Fig. 9 is the structural representation accessed terminal of one embodiment of the invention;

Figure 10 is the structural representation of the wireless communications method of one embodiment of the invention;

Figure 11 is the structural representation of the subscriber equipment of eighth embodiment of the invention.

Embodiment

In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.

Fig. 1 is the schematic diagram of the 4G network architecture of one embodiment of the invention.This 4G network is LTE network, its network architecture comprises: one or more subscriber equipment (userequipment, UE) 100, E-UTRAN (EvolvedUMTSTerrestrialRadioAccessNetwork, the UMTS Terrestrial radio access network of evolution) (in figure non-label), evolution block core (EPC) (in figure non-label), home subscriber servers (HSS) 107, network (such as, internet) (in figure non-label) and circuit switching system (in figure non-label).

E-UTRAN comprises evolution B node (eNodeB) 101 and other eNodeB102.ENodeB101 provides the protocol terminations of user face towards subscriber equipment 100 and chain of command.ENodeB101 can be connected to other eNodeB via X2 interface.ENodeB101 also can be described as base station, base Transceiver Station, radio base station, wireless set, transceiver function, Basic Service Set, extended service set or other certain suitable terms.ENodeB101 provides the access point going to EPC for subscriber equipment 100.

ENodeB101 is connected to EPC by S1 interface.EPC comprises mobile management entity (EEM) 104, other mobile management entities 106, gateway 103, and packet data network (PDN) gateway 105.Mobile management entity 104 is Controlling vertex of the signaling between process subscriber equipment 100 and EPC.Mobile management entity 104 provides carrying and connection management.All User IP groupings are transmitted by gateway 103, and gateway 103 self is connected to PDN Gateway 105.PDN Gateway 105 provides UEIP address assignment and other functions.PDN Gateway 105 is connected to network, such as, and internet.

Circuit switching system comprises interaction solution module (IWS) 108, mobile switching centre (MSC) 109, base station 110 and mobile radio station 111.In one aspect, circuit switching system can be communicated with MME and EPS by IWS.

Embodiment one

It is the structural representation of the subscriber equipment of one embodiment of the invention see Fig. 2.The subscriber equipment 100 of the embodiment of the present invention carries out radio communication based on Long Term Evolution (LTE), and it can support two LTE.Concrete:

See Fig. 2, the subscriber equipment of one embodiment of the invention comprises: the first process chip 200, second process chip 300, first radio frequency 205, second radio frequency 305, first data card 206, second data card 306, codec 204, first logic switch 401, second logic switch 402, receiver 600, microphone 500.Wherein, the first process chip 200 comprises application program processing module 202, digital signal processing chip 203 and the first protocol stack 201.Second process chip comprises second protocol stack 301.

Should be understood that digital signal processing chip 203 also can be realized by the chip independent of the first process chip 200.

First process chip 200 with the second process chip 300 between be connected with GPIO/SDIO mouth by serial ports (USB), to realize definition and the transmission of control signal between two process chip, such as, carry out the dormancy of two process chip, wake up, synchronous control, switching on and shutting down time chip enable order control etc.

In an embodiment of the present invention, the first process chip 200 comprises wake-up states and resting state.Second process chip 300 comprises wake-up states and resting state.Wherein, the wake-up states of the second process chip 300 and resting state are controlled by the first process chip 200.

At wake-up states, the first process chip 200 and the second process chip 300 are fully powered-on with the various function such as performing data transmission, process.

When meeting dormancy condition, the first radio frequency be connected with the first process chip 200 is configured in power-down state, thus is closed to save power consumption.Meanwhile, the first process chip 200 sends interrupt signal to the second process chip 300.Second process chip 300 receives interrupt signal, then the second radio frequency be connected with the second process chip 300 is configured in power-down state, thus is closed to save power consumption.

In one embodiment of this invention, interrupt signal is rising edge signal.Dormancy condition comprises: breath screen.

When meeting wake-up condition, the first radio frequency be connected with the first process chip 200 is configured in "on" position, thus is unlocked to carry out transmitting/receiving, processing signals.Simultaneously, first process chip 200 sends interrupt signal to the second process chip 300, second process chip 300 receives interrupt signal, then the second radio frequency be connected with the two the second process chip 300 is configured in "on" position, thus is unlocked to carry out transmitting/receiving, processing signals.

In one embodiment of this invention, interrupt signal is trailing edge signal.Wake-up condition comprises: bright screen, receive key information etc.

In another embodiment of the invention, autoboot after the second process chip 300 of the embodiment of the present invention is also configured to crash, concurrent carry information gives the first process chip 200.

In further embodiments, first process chip 200 is also configured to the state of detection second process chip 300, when the second process chip 300 occurs abnormal, send interrupt signal to restart to control the second process chip 300, or restarted to control the second process chip 300 by RESET pin output control signal.

In one embodiment, the detection of the first process chip 200 to the second process chip 300 comprises with under type:

Mode one, second process chip 300 is configured to send heartbeat signal to the first process chip 200 with prefixed time interval (such as, 5 seconds) by a GPIO pin.Thus, if the first process chip 200 at prefixed time interval then, do not receive (detection) to heartbeat signal, then think that the second process chip 300 occurs abnormal (such as, going offline).

Mode two, to be judged whether online by the form of AT question and answer.Concrete, the first process chip 200 is sent after order receives orders to the second process chip 300, second process chip 300 by serial ports and replys.Thus, can realize detecting.In an embodiment of the present invention, by serial ports (USB), application program processing module 202 and second protocol stack 301 carry out the transmission of control signal and data.

Two protocol stacks (the first protocol stack 201 and second protocol stack 301) in the invention process carry out drive arrangements and control by application program processing module 202.

Data card (the first data card 206 and the second data card 306) is for carrying out being connected and information exchange with subscriber equipment, related data needed for mobile communication business (CS speech business, PS data service and PS speech business) is provided, and storing subscriber information, short message, execution authentication arithmetic and produce cryptographic keys etc. therein.

Data card and subscriber equipment mutual time, detect the signal that whether exists of data card only in instantaneous generation of starting shooting, when start can't detect data card exist time, will point out " data inserting card ".After subscriber equipment start, between subscriber equipment and data card, communication in 28 seconds once, completes some fixing communication checks (such as, data card whether in place etc.).

The different user that first data card 206 and the second data card 306 ALARA Principle are associated with similar and different technical standard.In specific limiting examples, technical standard can be the 2G communication technology (such as, GSM, GPRS, EDGE), the 3G communication technology (such as, WCDMA, TDS-CDMA), the 4G communication technology (such as, LTE, TD-LTE), or any other mobile communication technology (such as, 4G, 4.5G etc.).

First radio frequency 205 and the wireless access technology involved by the second radio frequency 305 can comprise LTE, GSM, GPRS, CDMA, EDGE, WLAN, CDMA-2000, TD-SCDMA, WCDMA, WIFI etc.

In an embodiment of the present invention, the technical standard of the first data card 206 and the management of the second data card 306 is LTE standard, first radio frequency 205 and the wireless access technology involved by the second radio frequency 305 are LTE, thus, support two LTE to make the subscriber equipment of the embodiment of the present invention.

The inner frame of application program processing module 202 comprises application layer, ccf layer etc., can process complicated logical operation and carry out task matching etc.In one embodiment, application program processing module 202 refers to Android operation system, and based on the various apk of Android operation system.

In an embodiment of the present invention, application program processing module 202 provides interactive interface for user, the operational order that user inputted (such as, the relevant online that inputted by user interface of user or the operational order of making a phone call) is transferred to the first protocol stack 201 or second protocol stack 301.

First protocol stack 201 and second protocol stack 301 comprise protocol stack that the is various and network formats of network interaction, such as, and the protocol code provided in the communication standards such as LTE/WCDMA/GSM/TDSCDMA/1X/CDMA/EVDO.The agreement of these standards is that subscriber equipment and carrier network are carried out alternately (such as, surfed the Net by data traffic, made a phone call or made a phone call by CS circuit domain by VOLTE) and must defer to.

See the example schematic diagram that Fig. 3 is for the radio protocol architecture of user face and chain of command in LTE.Radio protocol architecture for subscriber equipment and eNodeB is shown to have three layers: layer 1, layer 2 and layer 3.Layer 1 comprises physical layer.Layer 2 comprises medium education (MAC) sublayer, radio link controls (RLC) sublayer and PDCP (PDCP) sublayer.Layer 3 comprises wireless heterogeneous networks (RRC), Non-Access Stratum (NAS), application layer (APP), network layer (IP layer) etc.

Physical layer is lowermost layer, for realizing various physical layer signal processing capacity.

Layer 2 is side on a physical layer, for the link between responsible subscriber equipment and eNodeB on physical layer 506.

PDCP sublayer provide different radio carry with logic channel between multiplexing.PDCP sublayer also provide to upper layer data grouping header suppression to reduce wireless radio transmission expense, by not providing fail safe by packet private markization, and provide the switching support of subscriber equipment between each eNodeB.

Rlc sublayer provides segmentation and reassemble to upper layer data grouping, the re-transmission to lost data packet and the reception that disorders of reordering to compensate because mixed automatic repeat request (HARQ) causes to packet.

It is multiplexing that media access control sublayer provides between logic channel and transmission channel.Media access control sublayer is also responsible for the various radio resources (such as, Resource Block) distributed between each subscriber equipment in a cellular cell.Media access control sublayer is also responsible for HARQ operation.

RRC is responsible for sublayer obtaining radio resource (that is, radio bearer) and is responsible for using RRC signaling between eNodeB and subscriber equipment to configure each lower floor.

NAS sublayer is supported in signaling and the transfer of data of subscriber equipment and core net (EPC).

Digital signal processing chip 203 comprises suitable hardware, logical device, circuit and/or coding, for carrying out Audio Signal Processing, such as, and the Audio Signal Processing such as echo suppression, noise suppressed in communication process.

Codec (Codec) 204 comprises suitable hardware, logical device, circuit and/or coding, for carrying out A/D and D/A conversion.

First radio frequency 205 passes to eNodeB101 for after the data processing transmitted by the first protocol stack 201

(base station network), and pass to the first protocol stack 201 for after the data processing transmitted by eNodeB101.

Second radio frequency 305 passes to eNodeB101 (base station network) for after the data processing transmitted by second protocol stack 301, and passes to second protocol stack 301 for after the data processing transmitted by eNodeB101.

Receiver 600 comprises suitable hardware, logical device, circuit and/or coding, for output sound signal.

Microphone 500 comprises suitable hardware, logical device, circuit and/or coding, for gathering voice signal.

First logic switch 401 is connected with the first process chip 200 and the first data card 206 respectively, under the control of the first control command of the first process chip 200 output, the first data card 206 is connected with the first protocol stack 201 or second protocol stack 301.

Second logic switch 402 is connected with the first process chip 200 and the second data card 306 respectively, under the control of the second control command of the first process chip 200 output, the second data card 306 is connected with the first protocol stack 201 or second protocol stack 301.

In one embodiment, the first process chip 200 realizes to the first logic switch 401 and the second logic switch 402 by exporting low and high level control.Such as, when exporting high level, the first logic switch 401 conducting, makes the first data card 206 be connected with the first protocol stack 201; And during output low level, the first data card 206 is connected with second protocol stack 301.Maybe when exporting high level, the second logic switch 401 conducting, makes the second data card 306 be connected with the first protocol stack 201; And during output low level, the second data card 306 is connected with second protocol stack 301.

In the first embodiment of the present invention, if the first data card 206 is connected with the first protocol stack 201, then the first data card 206 resides in the PS (PacketSwitching of first network by the first protocol stack 201, packet switching) territory and CS (CircuitSwitching, circuit switching) territory.Thus, the first data card 206 carries out CS voice and PS data service by first network.

Same, if the second data card 306 is connected with the first protocol stack 201, then the second data card 306 resides in PS territory and the CS territory of first network by the first protocol stack 201.Thus, the second data card 306 carries out CS voice and PS data service by first network.

If the first data card 206 connects with second protocol stack 301, then the first data card 206 resides in the PS territory of second network by second protocol stack 301.Thus, the first data card 206 carries out PS data service by second network.

Same, if the second data card 306 connects with second protocol stack 301, then the second data card 306 resides in the PS territory of second network by second protocol stack 301.Thus, the second data card 306 carries out PS data service by second network.

First network and second network can be the heterogeneous networks of different operators, may also be the similar and different network of same operator.In one embodiment of the invention, first network and second network are 4G network (such as, the 4G network such as LTE network).

In this embodiment of the invention, the first protocol stack 201 supports PS data service and CS speech business, and second protocol stack 301 only supports PS data service.When the data card be connected with second protocol stack 301 (first data card 206 or the second data card 306) has CS speech business, first process chip 200 control logic switch (first logic switch 401 or the second logic switch 402) makes corresponding data card be connected with the first protocol stack 201, to realize CS speech business.

If should be understood that PS speech business, then it transmits according to the transmission of PS data service.

See Fig. 4, application program processing module 202 receives the operational order of user, if operational order is for carry out CS speech business by the first data card 206, then: the first process chip 200 exports the first control command and controls the first logic switch 401 first data card 206 is connected with the first protocol stack 201.The flow process of carrying out CS speech business by the first data card 206 comprises:

First, set up voice communication and connect: operational order is transferred to the first protocol stack 201 by application program processing module 202, send the flow processs such as RRC connection request by the first radio frequency 205 to eNodeB and be connected with the voice communication of callee to set up.

After voice communication connection establishment, voice uplink process is: microphone 500 gathers voice signal, and codec 204 receives the voice signal of collection and is transferred to digital signal processing chip 203 after carrying out analog-to-digital conversion; Digital signal processing chip 203 carries out audio frequency process to the received signal and is transferred to the first protocol stack 201; Signal after processing through the first protocol stack 201 sends by the first radio frequency 205.Voice downstream transmitting procedure is: the first radio frequency 205 receives downstream signal and is transferred to the first protocol stack 201; Digital signal processing chip 203 carries out audio frequency process to the signal after the first protocol stack 201 process and is transferred to codec 204; Codec 204 transfers to receiver 600 after carrying out analog-to-digital conversion to the received signal.

See Fig. 4, application program processing module 202 receives the operational order of user, if operational order is for carry out CS speech business by the second data card 306, then: the first process chip 200 exports the second control command and controls the second logic switch 402 second data card 306 is connected with the first protocol stack 201.The flow process of carrying out CS speech business by the second data card 306 comprises:

See Fig. 5, application program processing module 202 receives the operational order of user, if operational order is for carry out PS data service by the first data card 206, then the first process chip 200 exports the interface channel that the first control command controls the first logic switch 401 conducting first data card 206 and the first protocol stack 201, also export the interface channel that the second control command controls the first logic switch 401 conducting first data card 206 and second protocol stack 301, it all can realize the transmission of PS data service.

Concrete, if the interface channel of conducting first data card 206 and the first protocol stack 201, then the transfer process of PS data service is: application program service module receives data, and is transferred to the first protocol stack; Uplink signal transmissions after first protocol stack process to first network (4G network), and to receive from the downstream signal of first network (4G network) by the first radio frequency, and is transferred to the first protocol stack process; Downstream signal after first protocol stack process exports by application program processing module.

If the interface channel of conducting first data card 206 and second protocol stack 301, then the transfer process of PS data service is: application program processing module receives data, and is transferred to second protocol stack; Uplink signal transmissions after the process of second protocol stack to LTE network, and to receive from the downstream signal of LTE network by the second radio frequency, and is transferred to the process of second protocol stack; Downstream signal after the process of second protocol stack exports by application program processing module.

Continue see Fig. 5, if operational order is for carry out PS data service by the second data card 306, then exportable first control command of the first process chip 200 controls the interface channel of the second logic switch 402 conducting second data card 306 and the first protocol stack 201, also exportable second control command controls the interface channel of the second logic switch 402 conducting second data card 306 and second protocol stack 301, and it all can realize the transmission of PS data service.

Concrete, if the interface channel of conducting second data card 306 and the first protocol stack 201, then the transfer process of PS data service is: application program service module receives data, and is transferred to the first protocol stack; Uplink signal transmissions after first protocol stack process to first network (4G network), and to receive from the downstream signal of first network (4G network) by the first radio frequency, and is transferred to the first protocol stack process; Downstream signal after first protocol stack process exports by application program processing module.

If the interface channel of conducting second data card 306 and second protocol stack 301, then the transfer process of PS data service is: application program processing module receives data, and is transferred to second protocol stack; Uplink signal transmissions after the process of second protocol stack to second network (4G network), and to receive from the downstream signal of second network (4G network) by the second radio frequency, and is transferred to the process of second protocol stack; Downstream signal after the process of second protocol stack exports by application program processing module.Due to, after subscriber equipment start, between subscriber equipment and data card, communication in 28 seconds is once, ensures the normal of communication to confirm that whether data card is in place.Communication in these 28 seconds is once controlled by the process chip be connected with data card, and such as, process chip has sent data to data card, if meet with a response, confirm that data card is in place, otherwise data card is not in place.

In an embodiment of the present invention, the first process chip 200 is also for sending information to carry out the confirmation in place of data card with prefixed time interval to the first data card 206 or the second data card 306;

If when carrying out confirmation in place to the first data card 206 (giving tacit consent to the first data card 206 to be connected with the first process chip 200), first data card 206 is not connected with the first process chip 200, then the first process chip 200 is also for sending the first control command to control the connecting path of the first logic switch 401 conducting first data card 206 and the first process chip 200.

If when carrying out confirmation in place to the second data card 306 (giving tacit consent to the second data card 206 to be connected with the first process chip 200), second data card 306 is not connected with the first process chip 200, then the first process chip 200 is also for sending the second control command to control the connecting path of the second logic switch 402 conducting second data card 306 and the first process chip.

Same, the second process chip 300 is also for sending information to carry out the confirmation in place of data card with prefixed time interval to the first data card 206 or the second data card 306;

If when carrying out confirmation in place to the first data card 206 (giving tacit consent to the first data card 206 to be connected with the second process chip 300), first data card 206 is not connected with the second process chip 300, then the first process chip 200 is also for sending the first control command to control the connecting path of the first logic switch 401 conducting first data card 206 and the second process chip 300.

If when carrying out confirmation in place to the second data card 306 (giving tacit consent to the first data card 206 to be connected with the second process chip 300), second data card 306 is not connected with the second process chip 300, then the first process chip 200 is also for sending the second control command to control the connecting path of the second logic switch 402 conducting second data card 306 and the second process chip 300.

Such as, if the second data card 306 be originally connected with the second process chip to be switched when being connected to the first protocol stack 201 (such as, switch to the first protocol stack 201 to carry out PS data service), within every 28 seconds, the second process chip need be switched back, namely second protocol stack is connected to by control logic switch 402, to complete data card confirmation in place, after Card Reader has confirmed, second data card is switched back the first process chip again, to ensure normally carrying out of communication.The rest may be inferred, if when the first data card 206 be originally connected with the first process chip is switched and is connected to second protocol stack 301, within every 28 seconds, the first process chip need be switched back, namely the first protocol stack is connected to by control logic switch 401, to complete data card confirmation in place, after Card Reader has confirmed, the first data card has been switched back the second process chip again, to ensure normally carrying out of communication.

Should be understood that the switching used time of logic switch is Millisecond, and Card Reader is confirmed whether that the used time in place is also Millisecond, therefore, the switching of data card can not affect the transmission of normal business.

Should be understood that in certain embodiments, by arranging the mode of priority, the priority of speech business being set to the priority higher than data service, to ensure in the process of data card confirmation in place, preferentially can ensure normally carrying out of speech business.

According to above-mentioned affirmation mechanism in place, the subscriber equipment in the embodiment of the present invention, the first data card 206 to be connected with the second process chip 300 carry out data traffic transmission time, the first data card 206 also can be connected with the first process chip 200 simultaneously and carries out voice transfer.When only need ensure confirmation in place, the first data card 206 is in place.

According to above-mentioned affirmation mechanism in place, the subscriber equipment in the embodiment of the present invention, the second data card 306 is connected when carrying out data traffic transmission with the second process chip 300, the second data card 306 is also connected with the first process chip 200 and carries out voice transfer.When only need ensure confirmation in place, the second data card 206 is in place.

According to above-mentioned affirmation mechanism in place, subscriber equipment in the embodiment of the present invention, first data card 206 is connected when carrying out data traffic transmission and speech business with the first process chip 200, the second data card 306 is also connected with the second process chip 300 and carries out data traffic transmission.When only need ensure confirmation in place, the first data card 206 core second data card 306 is all in place respectively.

According to above-mentioned affirmation mechanism in place, subscriber equipment in the embodiment of the present invention, second data card 306 is connected when carrying out data traffic transmission and speech business with the first process chip 200, the first data card 206 is also connected with the second process chip 300 and carries out data traffic transmission.When only need ensure confirmation in place, the first data card 206 core second data card 306 is all in place respectively.

The subscriber equipment of this embodiment of the invention by increase by protocol stack and a radio-frequency module, and controls the first protocol stack and second protocol stack by same application processing module, realizes supporting two 4G, promotes Consumer's Experience; Can support that two 4G carries out data traffic transmission, when supporting a card 4G transmission, another card carries out CS voice, or when a card carries out 4G transmission and voice, another card also can carry out 4G transmission etc., the message transmission rate improved greatly and Consumer's Experience; And by logic switch, data card is switched, the CS speech business of the first data card and the second data card is all undertaken by the first process chip, only need a codec, a digital signal processing chip, do not need to carry out interactive voice logic between two process chip, do not need between two process chip, to carry out data (voice) transmission, save hardware and software cost.

Embodiment two

See Fig. 6, on the basis of above-described embodiment one, the first process chip 200 at least comprises following pin: energization pins (not shown), reset pin (not shown), clock pins (not shown), multiple input and output pin (I/O pin) etc.

Second process chip 300 at least comprises following pin: energization pins (not shown), reset pin (not shown), clock pins (not shown), multiple input and output pin (I/O pin) etc.

First logic switch 401 is for conducting first process chip 200 and the first data card 206, or conducting second process chip 300 and the first data card 206.First logic switch 401 can be hardware switch, also can be the software switch by software simulating in other embodiments.

Second logic switch 402 is for conducting first process chip 200 and the second data card 306, or conducting second process chip 300 and the second data card 306.Second logic switch 402 can be hardware switch, also can be the software switch by software simulating in other embodiments.

See Fig. 6, between the first process chip 200 and the second process chip 300, connect (I/O1, I/O2 by input and output pin ...).Concrete, these input and output pins comprise high speed data transfer pin, slow data transmission pin, state detecting pin etc.Wherein, high logarithmic data transmission pin, such as, USB, SDIO or HSIC etc. can carry out the pin (interface) of high speed data transfer, for carrying out transfer of data.

Slow data transmission pin ^ is for being configured the acquisition of information, state information etc.Such as, the first process chip 200 obtains state informations such as the signal strength signal intensities of the second process chip 300 by slow data transmission pin.

State detecting pin, for carrying out state detecting by the high/low of level or pulse.Such as, the first process chip 200, by the high/low state of level of state detecting pin, detects the second process chip 300 and whether is in deadlock state.

After should be understood that the first process chip 200 is connected by input and output pin with the second process chip 300, above-mentioned transfer of data, acquisition of information, detection etc. can be carried out.

Should be understood that the connection of concrete input and output pin can adjust according to actual conditions, shown in Fig. 6, be only an illustrative examples.

Embodiment three

See Fig. 7, on the basis of above-described embodiment one, in this embodiment, the first process chip 200 controls the first logic switch 401, and the first data card 206 is connected with the first protocol stack 201.First process chip 200 controls the second logic switch 402, and the second data card 306 is connected with second protocol stack 301.

Thus, in this embodiment, the first data card 206 resides in the PS territory of 4G network by the first protocol stack 201, carries out PS data service by 4G network, second data card 306 resides in the PS territory of 4G network by second protocol stack 301, carries out PS data service by 4G network.

First protocol stack 201 supports LTE protocol, and second protocol stack 301 also supports LTE protocol.When available for transmission data service, data traffic transmission can be carried out by the first protocol stack 201, first radio frequency 205 and second protocol stack 301, second radio frequency 305 simultaneously, the two LTE of subscriber equipment support is made to carry out data traffic transmission, the message transmission rate improved greatly.

Embodiment four

Continue see Fig. 7, on the basis of above-described embodiment one, in fourth embodiment of the invention, the first process chip 200 controls the first logic switch 401, and the first data card 206 is connected with the first protocol stack 201.First process chip 200 controls the second logic switch 402, and the second data card 306 is connected with second protocol stack 301.

Thus, the first data card 206 resides in the CS territory of 4G network by the first protocol stack 201, carries out CS speech business transmission by 4G network, and the second data card 306 resides in the PS territory of 4G network by second protocol stack 301, carries out PS data service by 4G network.

First protocol stack 201 supports LTE protocol, and second protocol stack 301 also supports LTE protocol.When the first data card 206 has CS speech business, realize voice call by the first protocol stack 201, first radio frequency 205, digital signal processing chip 203, codec 204, receiver 600, microphone 500 etc.While the first data card 206 carries out CS speech business, second data card 306 carries out data traffic transmission by second protocol stack 301, second radio frequency 305, make subscriber equipment support CS speech business and LTE data traffic transmission simultaneously, promote Consumer's Experience.

Embodiment five

See Fig. 8, on the basis of above-described embodiment one, in fourth embodiment of the invention, the first process chip 200 controls the first logic switch 401, and the first data card 206 is connected with second protocol stack 301.First process chip 200 controls the second logic switch 402, and the second data card 306 is connected with the first protocol stack 201.

Thus, the first data card 206 resides in the PS territory of 4G network by second protocol stack 301, carries out PS data traffic transmission by 4G network.Second data card 306 resides in the CS territory of 4G network by the first protocol stack 201, carries out CS speech business by 4G network.

First protocol stack 201 supports LTE protocol, and second protocol stack 301 also supports LTE protocol.When the second data card 306 has CS speech business, realize voice call by the first protocol stack 201, first radio frequency 205, digital signal processing chip 203, codec 204, receiver 600, microphone 500 etc.While the second data card 306 carries out CS speech business, first data card 206 carries out data traffic transmission by second protocol stack 301, second radio frequency 305, make subscriber equipment support CS speech business and LTE data traffic transmission simultaneously, promote Consumer's Experience.

Embodiment six

See the structural representation accessed terminal that Fig. 9 is fifth embodiment of the invention.Compared to above-described embodiment one, in embodiment five, the first data card 206 is main card, and the second data card 306 is vice card.Wherein, the first data card 206 as main card is connected with the first process chip 200, and the second data card 306 as vice card is connected with the first protocol stack 201 of the first process chip 200 or the second protocol stack 301 of the second process chip 300 by logic switch 400.

Same as the previously described embodiments, the first protocol stack 201 supports PS data service and CS speech business, and second protocol stack 301 only supports PS data service.When the second data card 306 be connected with second protocol stack 301 has CS speech business, the first process chip 200 control logic switch 400 makes the second data card 306 be connected with the first protocol stack 201, realizes carrying out CS speech business by 4G network.And the CS speech business of the first data card 206 and PS data service are all realized by the first process chip, the PS data service of the second data card 306 realizes by the first process chip or the second process chip.

Namely, in fifth embodiment of the invention, when the second data card 306 has CS speech business, the first process chip 200 control logic switch 400, makes the second data card 306 be connected with the first protocol stack 201; And when the second data card 306 has PS data service, first process chip 200 control logic switch 400, make the second data card 306 and the first protocol stack 201 with by a 4G real-time performance PS data service, or be connected with second protocol stack 301 with by 4G real-time performance PS data service.

In this embodiment, the second process chip 300 is also for sending information (such as, empty data) to carry out confirmation in place to the second data card 306 with prefixed time interval to the second data card 306.

If when the second process chip 300 carries out confirmation in place, second data card 306 is connected with the first process chip 200, then the first process chip 200 is also for exporting control command with the connecting path of control logic switch 400 conducting second data card 306 and the second process chip 300, to ensure successfully to carry out described confirmation in place.

Such as, by completing this confirmation process in place with under type:

When the connection of the second data card 306 and the first process chip 200 is to carry out data traffic transmission or voice transfer, second process chip 300 can with prefixed time interval (such as, 28 seconds) transmission information to be to carry out confirmation in place to the second data card 306, and now the second data card 306 is not connected with the second process chip, will cause in placely confirming unsuccessfully.Therefore, now, the first process chip 200 exports control command with the connecting path of control logic switch 400 conducting second data card 306 and the second process chip 300, to ensure successfully to carry out described confirmation in place.After confirmation in place is successfully completed, namely the second data card 306 is in release condition, and it again can be connected with the first process chip under the control of logic switch 400, to complete data service or voice transfer.Should understand, second process chip 300 is confirmed to be (namely prefixed time interval then carries out) that periodically carry out the in place of the second data card 306, therefore, for ensureing successfully to carry out confirmation in place, need guarantee that the second data card 306 is then in the state be connected with the second process chip 300 in the cycle.

In one embodiment, 4G network and 4G network are LTE network, and the first protocol stack 201 and second protocol stack 301 are LTE protocol stack.

The subscriber equipment of fifth embodiment of the invention, can realize support two data cards all uses two 4G to carry out business transmission, first data card 206 and the second data card 306 can carry out PS data service simultaneously, when first data card 206 carries out CS speech business, the second data card 306 can carry out PS data service; And the CS speech business of the second data card 306 is realized by digital signal processing chip 203, codec 204, receiver 600, microphone 500, do not need to be separately that the CS speech business of the second data card 306 configures extra hardware (digital signal processing chip 203, codec 204 etc.), save interactive voice logic control, eliminate the data transmission procedure between the first and second process chip, and then save hardware and software cost.

Embodiment seven

See Figure 10, the wireless communications method of the embodiment of the present invention comprises the following steps:

The operational order of S1, reception user, and export the first control command and the second control command according to the operational order of user;

S2, according to the first control command, the connecting path of conducting first data card and the first process chip or the second process chip;

S3, according to the second control command, the connecting path of conducting second data card and the first process chip or the second process chip;

S4, when the first data card or the second data card are connected with the first process chip, the first process chip is set up and the data service link of 4G network, to carry out data traffic transmission;

S5, when the first data card or the second data card are connected with the second process chip, the second process chip is set up and the data service link of 4G network, to carry out data traffic transmission.

S6, when the first data card or the second data card are connected with the first process chip, the first process chip by 4G network set up call connect, to carry out voice transfer.

Should be understood that the specific implementation details of wireless communications method of the present invention is corresponding with the subscriber equipment of above-described embodiment one to five, do not repeat them here.

The wireless communications method of this embodiment of the invention can realize supporting two 4G, promotes Consumer's Experience; Can support that two 4G carries out data traffic transmission, the message transmission rate improved greatly; And according to control command, data card is switched, the CS speech business of the first data card and the second data card is all undertaken by the first process chip, saves hardware and software cost.

Embodiment eight

The corresponding embodiment of the present invention also provides a kind of network node, comprises the first data card and the second data card, also comprises:

First logic switch, for according to the first control command, the connecting path of conducting first data card and the first process chip or the second process chip;

Second logic switch, for according to the second control command, the connecting path of conducting second data card and the first process chip or the second process chip;

When the first data card or the second data card are connected with the first process chip, the first process chip also for setting up the data service link with 4G network, to carry out data traffic transmission;

Also comprise: the second process chip, when the first data card or the second data card are connected with the second process chip, the second process chip for setting up the data service link with 4G network, to carry out data traffic transmission.

When the first data card or the second data card are connected with the first process chip, the first process chip is set up call by 4G network and is connected, to carry out voice transfer.

Should be understood that the specific implementation details of network node of the present invention is corresponding with the subscriber equipment of above-described embodiment one to five, do not repeat them here.

The network node of this embodiment of the invention can realize supporting two 4G, promotes Consumer's Experience; Can support that two 4G carries out data traffic transmission, the message transmission rate improved greatly; And according to control command, data card is switched, the CS speech business of the first data card and the second data card is all undertaken by the first process chip, saves hardware and software cost.

Embodiment nine

See Figure 11, the subscriber equipment of the embodiment of the present invention the 9th embodiment comprises: comprise the first data card 206, second data card 306, first communication module 801, second communication module 802, handover module 803, control module 804, application program processing module 202, microphone 500, codec 204, digital signal processing chip 203, receiver 600.

Wherein, first communication module 801 comprises: the first protocol stack 201, first radio frequency 205.Second communication module 802 comprises second protocol stack 301 and the second radio frequency 305.

Application program processing module 202, for providing user interactions interface, and is transferred to control module 804 by the operational order of user.

Control module 804, for the operational order according to user, exports the first control command and the second control command.

Control module 804 also for according to the first control command, controls handover module 803, the first data card 206 or the second data card 306 is connected with first communication module 801.

First communication module 801 is connected with the data service of 4G network for setting up, and to carry out data traffic transmission, and connects for setting up call by described 4G network, to carry out voice transfer.

Control module 804 also for according to the second control command, controls handover module 803, the first data card 206 or the second data card 306 is connected with second communication module 802.

Second communication module 802 is connected with the data service of 4G network for setting up, to carry out data traffic transmission.

When carrying out voice transfer, microphone, for gathering voice signal; Codec, carries out analog-to-digital conversion for the voice signal collected microphone; Digital signal processing chip, carries out audio frequency process for the signal after codec analog-to-digital conversion and is transferred to the first protocol stack; First radio frequency is used for the signal after the first protocol stack process to be sent to 4G network.First radio frequency also for receiving the voice signal from 4G network, and is transferred to the first protocol stack; Digital signal processing chip is used for the signal after the first protocol stack process carry out audio frequency process and be transferred to codec; Codec is used for carrying out analog-to-digital conversion to the signal from digital signal processing chip; Receiver, for exporting the voice signal after codec handling.

In one embodiment, the first protocol stack is LTE protocol stack, and 4G network is LTE network; Second protocol stack is LTE protocol stack, and 4G network is LTE network.

Should be understood that the specific implementation details of the subscriber equipment of this embodiment of the invention is corresponding with the subscriber equipment of above-described embodiment one to five, do not repeat them here.The subscriber equipment of this embodiment of the invention can realize supporting two 4G, promotes Consumer's Experience; Can support that two 4G carries out data traffic transmission, the message transmission rate improved greatly; And switched by handover module data card, the CS speech business of the first data card and the second data card is all undertaken by the first process chip, only need a codec, a digital signal processing chip, do not need to carry out interactive voice logic between two process chip, do not need between two process chip, to carry out data (voice) transmission, save hardware and software cost.

In describing the invention, it is to be appreciated that term " first ", " second " etc. are only for describing object, and instruction or hint relative importance can not be interpreted as.

In flow chart or any process otherwise described in an embodiment of the present invention or method describe and can be understood to, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by those skilled in the art described in embodiments of the invention.

By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, these all belong within protection of the present invention.

Claims

1. a subscriber equipment, comprises the first data card and the second data card, it is characterized in that, also comprise:

2. subscriber equipment according to claim 2, is characterized in that, described subscriber equipment also comprises:

3. subscriber equipment according to claim 2, is characterized in that, described first process chip comprises application program processing module and the first protocol stack;

4. subscriber equipment according to claim 2, is characterized in that, described second process chip comprises second protocol stack;

5. subscriber equipment according to claim 2, is characterized in that, when described first data card or the second data card are connected with described first process chip, described first process chip also connects for setting up call by described 4G network, to carry out voice transfer.

6. subscriber equipment according to claim 5, is characterized in that, described first data card is connected with described first process chip and carries out data traffic transmission, and described second data card is connected with described second process chip and carries out data traffic transmission.

7. subscriber equipment according to claim 5, is characterized in that, described first data card is connected with described first process chip and carries out voice transfer, and described second data card is connected with described second process chip and carries out data traffic transmission.

8. subscriber equipment according to claim 5, is characterized in that, described first data card is connected with described second process chip and carries out data traffic transmission, and described second data card is connected with described first process chip and carries out voice transfer.

9. subscriber equipment according to claim 5, is characterized in that, described first data card is connected with described second process chip and carries out data traffic transmission, and described second data card is connected with described first process chip and carries out data traffic transmission.

10. subscriber equipment according to claim 5, is characterized in that, described first data card is connected when carrying out data traffic transmission with described second process chip, and described first data card is also connected with described first process chip and carries out voice transfer.

11. subscriber equipmenies according to claim 5, is characterized in that, described second data card is connected when carrying out data traffic transmission with described second process chip, and described second data card is also connected with described first process chip and carries out voice transfer.

12. subscriber equipmenies according to claim 5, it is characterized in that, described first data card is connected when carrying out data traffic transmission and speech business with described first process chip, described second data card is also connected with described second process chip and carries out data traffic transmission.

13. subscriber equipmenies according to claim 5, it is characterized in that, described second data card is connected when carrying out data traffic transmission and speech business with described first process chip, described first data card is also connected with described second process chip and carries out data traffic transmission.

14. subscriber equipmenies according to any one of claim 1-13, is characterized in that, described first process chip is also for sending information to carry out the confirmation in place of data card with prefixed time interval to the first data card or the second data card;

15. subscriber equipmenies according to any one of claim 1-13, is characterized in that, described second process chip is also for sending information to carry out the confirmation in place of data card with prefixed time interval to the first data card or the second data card;

16. subscriber equipmenies according to claim 5, is characterized in that, described subscriber equipment also comprises:

Microphone, for gathering voice signal;

Described first process chip also comprises:

17. subscriber equipmenies according to claim 16, is characterized in that, described first radio frequency also for receiving the voice signal from described 4G network, and is transferred to described first protocol stack;

Described subscriber equipment also comprises:

Receiver, for exporting the voice signal after described codec handling.

18. 1 kinds of subscriber equipmenies, comprise the first data card and the second data card, it is characterized in that, also comprise:

First communication module;

Second communication module;

Handover module; With

19. subscriber equipmenies according to claim 18, is characterized in that, described subscriber equipment also comprises:

20. subscriber equipmenies according to claim 19, is characterized in that, described first communication module comprises: the first protocol stack, the first radio frequency;

Described first protocol stack is LTE protocol stack.

21. subscriber equipmenies according to claim 20, is characterized in that, described first communication module also connects for setting up call by described 4G network, to carry out voice transfer.

22. subscriber equipmenies according to claim 21, is characterized in that, described subscriber equipment also comprises:

Microphone, for gathering voice signal;

Described first communication module also comprises:

23. subscriber equipmenies according to claim 22, is characterized in that, described first radio frequency also for receiving the voice signal from described 4G network, and is transferred to described first protocol stack;

Described subscriber equipment also comprises:

Receiver, for exporting the voice signal after described codec handling.

24. subscriber equipmenies according to claim 19, is characterized in that, described second communication module comprises second protocol stack and the second radio frequency;

Described second protocol stack is LTE protocol stack.

25. 1 kinds of wireless communications methods, is characterized in that, comprise the following steps:

26. methods according to claim 25, is characterized in that, described method also comprises:

27. 1 kinds of network nodes, comprise the first data card and the second data card, it is characterized in that, also comprise:

28. network nodes according to claim 27, is characterized in that, when described first data card or the second data card are connected with described first process chip, described first process chip is set up call by described 4G network and connected, to carry out voice transfer.

29. 1 kinds access terminal, and comprise the first data card and the second data card, it is characterized in that, also comprise:

30. according to claim 29ly access terminal, it is characterized in that, when described first data card or the second data card are connected with described first process chip, described first process chip also connects for setting up call by described 4G network, to carry out voice transfer.

31. according to claim 30ly access terminal, and it is characterized in that, described second process chip is also for sending empty data to carry out confirmation in place to described second data card with prefixed time interval to described second data card;

If when described second process chip carries out confirmation in place, described second data card is connected with described first process chip, then described first process chip is also for exporting control command to control the connecting path of the second data card and described second process chip described in described logic switch conducting, to ensure successfully to carry out described confirmation in place.

32. according to claim 31ly access terminal, and it is characterized in that, described prefixed time interval is 28 seconds.

33. 1 kinds access terminal, and comprise the first data card and the second data card, it is characterized in that, also comprise:

34. according to claim 33ly access terminal, it is characterized in that, when described first data card or the second data card are connected with described first process chip, described first process chip also connects for setting up call by described LTE network, to carry out voice transfer.